Description

The CAT6219 is a 500 mA CMOS low dropout regulator that provides fast response time during load current and line voltage

changes.

Features

•Guaranteed 500 mA Peak Output Current

•Low Dropout Voltage of 300 mV Typical at 500 mA

•Stable with Ceramic Output Capacitor

•External 10 nF Bypass Capacitor for Low Noise

•Quick−start Feature

•Under Voltage Lockout

•No−load Ground Current of 55 A Typical

•Full−load Ground Current of 85 A Typical

•±1.0 Initial Accuracy (VOUT ≥2.0 V)

•±2.0 Accuracy Over Temperature (VOUT ≥2.0 V)

•“Zero” Current Shutdown Mode

•Fold−back Current Limit

•Thermal Protection

•5−lead TSOT−23, 6−pad WDFN and TDFN Packages

•These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS Compliant

Applications

•Cellular Phones

•Battery−powered Devices

•Consumer Electronics